References

The Scarlet Letter (1995)
MacCauley searches for a person whose name is derived from Hester Prynne, a character in "The Scarlet Letter". The person reads "The Scarlet Letter" novel in the train. Captain Hawthorne's name is a reference to the novel's author - Nathaniel Hawthorne.

Paddington 2 (2017)
A poster for the film can be seen at the end of the opening credits sequence in Grand Central Station